Algebra · Jul 20, 2026
Kourovka Notebook 18.50
A solution to this specific notebook question is reported.
Scope and what remains
Pin notebook version and original question; current question changes do not retroactively strengthen the theorem.
Contributors
Wouter van Doorn, Elias Judin, Pietro Monticone and Daniel Morrison; Harmonic Aristotle proof assistance.
AI systems: Aristotle